contestada

[10 Points, Algebra 2-simplifying complex fractions]
According to my answer key the restrictions are -1 and 4. But why not positive 1?

10 Points Algebra 2simplifying complex fractionsAccording to my answer key the restrictions are 1 and 4 But why not positive 1 class=

Respuesta :

The restrictions are what the denominator can not be. The denominator cannot be zero. So if the denominator has x+1 in it. If you put -1 in place of x. You would get zero. -1 is a restriction

Otras preguntas